因为平时都把“” 当做Null对待，这里就犯浑了。 这题，要把Null特别mark一下为‘NULL’，而特别处理 “” empty string. Design an algorithm to encode a list of strings to a string. The encoded string is then sent over the ...
# you may not use this file except in compliance with the License. # You may obtain a copy of the License at # http://www.apache.org/licenses/LICENSE-2.0 ...
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